Granted Patent
Utility
US 5,894,533 · App. 08/812,239
Device for wavelength-related stabilization of an optical filter
Inventors:
Gerhard Heise, Achim Reichelt, Herbert Michel, Reinhard Maerz
Patented Case
View Patent ↗
Granted: Apr 13, 1999
Filed: Mar 6, 1997
Inventors
Gerhard Heise
Achim Reichelt
Herbert Michel
Reinhard Maerz
Assignee (at issue)
Siemens Aktiengesellschaft
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.